Crucible holder



FIG. 1 is a perspective view of a crucible holder showing the new design;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is another perspective view thereof, wherein a broken line showing of a hook appears at the end of the handle.

The broken lines showing of the crucible is provided for purposes of environment and forms no part of the claimed design. The broken line showing of the hook in FIG. 3 forms no part of the claimed design. 

CLAIM The ornamental design for a crucible holder, as shown and described. 